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    CVE-2007-1561

    The channel driver in Asterisk before 1.2.17 and 1.4.x before 1.4.2 allows remote attackers to cause a denial of service (crash) via a SIP INVITE message with an SDP containing one valid and one invalid IP address.

    Published:Mar 21, 2007
    Last Modified:Apr 23, 2026
    EPS:Mar 21, 2007
    EPSS Score:0.20671
    CVSS Score:7.8

    Affected Products

    Vendor
    Asterisk
    Product
    Asterisk

    Exploits

    https://www.exploit-db.com/exploits/3566

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-23741 (CVSS 0) — Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.7-cert9, 20.18.…
    CVE-2026-23740 (CVSS 0) — Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.7-cert9, 20.18.…
    CVE-2026-23739 (CVSS 2) — Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.7-cert9, 20.18.…
    CVE-2026-23738 (CVSS 3.5) — Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.7-cert9, 20.18.…
    CVE-2025-69205 (CVSS 6.3) — Micro Registration Utility (µURU) is a telephone self registration utility based on asterisk. In versions up t…
    CVE-2025-1131 (CVSS 7) — A local privilege escalation vulnerability exists in the safe_asterisk script included with the Asterisk toolk…
    CVE-2025-57767 (CVSS 7.5) — Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.15.2, 21.10.2, …
    CVE-2025-54995 (CVSS 6.5) — Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 18.26.4 and 18.9-c…
    CVE-2025-49832 (CVSS 6.5) — Asterisk is an open source private branch exchange and telephony toolkit. In versions up to and including 18.2…
    CVE-2025-47780 (CVSS 4.8) — Asterisk is an open-source private branch exchange (PBX). Prior to versions 18.26.2, 20.14.1, 21.9.1, and 22.4…

    References

    http://asterisk.org/node/48339
    http://marc.info/?l=full-disclosure&m=117432783011737&w=2
    http://secunia.com/advisories/24564
    http://secunia.com/advisories/24719
    http://secunia.com/advisories/25582
    http://security.gentoo.org/glsa/glsa-200704-01.xml
    http://voipsa.org/pipermail/voipsec_voipsa.org/2007-March/002275.html
    http://www.debian.org/security/2007/dsa-1358
    http://www.novell.com/linux/security/advisories/2007_34_asterisk.html
    http://www.osvdb.org/34479
    http://www.securityfocus.com/archive/1/463434/100/0/threaded
    http://www.securityfocus.com/bid/23031
    http://www.securitytracker.com/id?1017794
    http://www.sineapps.com/news.php?rssid=1707
    http://www.vupen.com/english/advisories/2007/1039
    https://exchange.xforce.ibmcloud.com/vulnerabilities/33068
    http://asterisk.org/node/48339
    http://marc.info/?l=full-disclosure&m=117432783011737&w=2
    http://secunia.com/advisories/24564
    http://secunia.com/advisories/24719
    http://secunia.com/advisories/25582
    http://security.gentoo.org/glsa/glsa-200704-01.xml
    http://voipsa.org/pipermail/voipsec_voipsa.org/2007-March/002275.html
    http://www.debian.org/security/2007/dsa-1358
    http://www.novell.com/linux/security/advisories/2007_34_asterisk.html
    http://www.osvdb.org/34479
    http://www.securityfocus.com/archive/1/463434/100/0/threaded
    http://www.securityfocus.com/bid/23031
    http://www.securitytracker.com/id?1017794
    http://www.sineapps.com/news.php?rssid=1707
    http://www.vupen.com/english/advisories/2007/1039
    https://exchange.xforce.ibmcloud.com/vulnerabilities/33068

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High